spac·​er | \ ˈspā-sər How to pronounce spacer (audio) \
plural spacers

Definition of spacer

: a device or piece used to create or maintain a desired amount of space (as between two parts) As long as your joints look even, it's more important that you avoid a large grout line at the last tile than worry about sticking to the exact measurement of the spacer.— Jennifer Stimpson Stiff spacers of low-expansion materials … may be used to provide a fixed spacing between the end mirrors.— Arthur L. Schawlow Use wood shims or spacers where necessary to compensate for wavy ceilings and to make certain the bottom surfaces of all strips are flush.— Bernard Gladstone

Examples of spacer in a Sentence

Recent Examples on the Web In a league that puts a premium on shooting, Cook should be an essential floor-spacer next season while Klay Thompson recovers from an ACL injury. Connor Letourneau,, "Quinn Cook: How backup guard became the Warriors’ ‘Patty Mills’," 28 June 2019 One name to keep an eye on in Utah is Nikola Mirotic, who will likely be too rich for Milwaukee to hold onto and is another floor spacer to put alongside Rudy Gobert. Chris Mannix,, "2019 NBA Free Agency Primer: Rumors, Stakes and More Buzz," 26 June 2019 Although Love was an offensive threat, he sometimes was relegated to simply being a floor spacer. Cameron Fields, cleveland, "Cavaliers’ Kevin Love and Tristan Thompson have been a scary combination for opponents so far this season," 31 Oct. 2019 In other words, use 1/16-inch spacers when tiling instead of 1/8-inch—that way your grout line will be thinner in the finished space. Kelly Dawson, House Beautiful, "How to Choose the Perfect Grout Color for Your Tile," 30 Sep. 2019 In the back of my mind perhaps this move is a prelude to moving Meyers Leonard, who also acts as a floor-spacer. Ira Winderman,, "ASK IRA: Will hindsight create an Okpala-vs.-Bol Bol comparison for Heat?," 5 Sep. 2019 Not so with Love, who could be a playmaking fulcrum for an offense if needed, or a spacer, or an occasional post threat. Rob Mahoney,, "Top 100 NBA Players of 2020," 12 Sep. 2019 With the floating styles, framers use spacers to create distance between the mat, the artwork and the frame itself. Jennifer Barger, Washington Post, "Picture frames: How to find the best companies and the best deals," 3 Sep. 2019 An elite floor-spacer in his own right, Cook is a career 41.8% shooter from 3-point range. Connor Letourneau,, "Warriors make Quinn Cook a restricted free agent," 29 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spacer.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of spacer

1857, in the meaning defined above

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Time Traveler for spacer

Time Traveler

The first known use of spacer was in 1857

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Last Updated

31 Dec 2019

Cite this Entry

“Spacer.” The Dictionary, Merriam-Webster Inc., Accessed 26 January 2020.

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More Definitions for spacer


spac·​er | \ ˈspā-sər How to pronounce spacer (audio) \

Medical Definition of spacer

: a region of chromosomal DNA between genes that is not transcribed into messenger RNA and is of uncertain function

Comments on spacer

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to express in a more acceptable way

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